Senior IT Infrastructure Administrator, Security

Confluence

Full-time Other-General
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Location
toronto, on, Canada
Posted
July 20, 2026

Job Description

About the Role

Hands‑on infrastructure security role with real ownership and visible impact. We’re looking for a senior infrastructure professional who enjoys solving practical security challenges and improving how security is delivered across enterprise systems. The role sits within the IT Infrastructure team and works closely with Cybersecurity, with a strong focus on implementation, remediation, and secure operations across Windows and Linux environments.

This is not a purely advisory or monitoring position. You’ll take direct ownership of vulnerability remediation, help improve patching cycles, and ensure systems are securely configured and operationally resilient. You’ll also contribute to key initiatives including certificate lifecycle management and the operational use of security platforms such as Privileged Access Management and Cloudflare.

If you enjoy hands‑on work, broad technical exposure, and the opportunity to improve security posture i...